Rite in the Rain’s pocket-able EDC pen writes no matter what. It writes when the paper is wet. It writes upside down. It writes down to -30F. If you forget it in your pocket and it tumbles in the wash, it will write afterwards. It just writes. So if you need a pen that works no matter what, pick up the Rite in the Rain All-Weather Pocket Pen.

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WRITES THROUGH: The permanent ink writes through water, grease, and mud without clumping or smearing. This compact, all weather pokka pen survives splashes, stains, and smudges.
PRESSURIZED CARTRIDGE: All-Weather cartridge is pressurized, writes in temperatures from -30F to 250F, under water (up to 35 ft), and any angle.
POKKA PEN: The durable cap and barrel will survive toolboxes, backpacks, or anywhere you might stash this pen. The reversible cap extends the pen to a standard length for comfortable writing.
PROPRIETARY INK: The ink and delivery system used exclusively in Rite in the Rain Refills will write without skipping in extremely wet conditions far better than other comparable all-weather pens.
RITE IN THE RAIN NOTEBOOKS: The most ideal pen for Rite in the Rain weatherproof notebooks.